httpd: httpd: Authentication state corruption via concurrent Digest authentication requests

A flaw was found in httpd's modauthdigest module. A use-after-free vulnerability allows an unauthenticated remote attacker to corrupt the server's authentication state by submitting concurrent Digest authentication requests. This issue occurs when specific configuration settings, such as nonce...

Linux Distros Unpatched Vulnerability : CVE-2026-73637

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Use after free in modauthdigest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause...

CVE-2026-73637

Use after free in modauthdigest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause authentication state corruption via concurrent Digest authentication requests when AuthDigestNcCheck is enabled or AuthDigestNonceLifeti...

DEBIAN-CVE-2026-73637

Use after free in modauthdigest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause authentication state corruption via concurrent Digest authentication requests when AuthDigestNcCheck is enabled or AuthDigestNonceLifeti...

ALPINE-CVE-2026-73637

Use after free in modauthdigest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause authentication state corruption via concurrent Digest authentication requests when AuthDigestNcCheck is enabled or AuthDigestNonceLifeti...

AZL-106785 CVE-2026-73637 affecting package httpd 2.4.68-1

Use after free in modauthdigest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause authentication state corruption via concurrent Digest authentication requests when AuthDigestNcCheck is enabled or AuthDigestNonceLifeti...

CVE-2026-73637

Use after free in modauthdigest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause authentication state corruption via concurrent Digest authentication requests when AuthDigestNcCheck is enabled or AuthDigestNonceLifeti...

UBUNTU-CVE-2026-73637

Use after free in modauthdigest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause authentication state corruption via concurrent Digest authentication requests when AuthDigestNcCheck is enabled or AuthDigestNonceLifeti...

CVE-2026-73637

Use after free in modauthdigest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause authentication state corruption via concurrent Digest authentication requests when AuthDigestNcCheck is enabled or AuthDigestNonceLifeti...

EUVD-2026-90908

Use after free in modauthdigest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause authentication state corruption via concurrent Digest authentication requests when AuthDigestNcCheck is enabled or AuthDigestNonceLifeti...

CVE-2026-73637

Use after free in modauthdigest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause authentication state corruption via concurrent Digest authentication requests when AuthDigestNcCheck is enabled or AuthDigestNonceLifeti...

CVE-2026-73637: Use After Free

Use after free in modauthdigest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause authentication state corruption via concurrent Digest authentication requests when AuthDigestNcCheck is enabled or AuthDigestNonceLifeti...

CVE-2026-73637: Use After Free

Use after free in modauthdigest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause authentication state corruption via concurrent Digest authentication requests when AuthDigestNcCheck is enabled or AuthDigestNonceLifeti...

PT-2026-103941

Name of the Vulnerable Software and Affected Versions Apache HTTP Server versions prior to 2.4.69 Description A use after free issue exists in the mod auth digest module. This occurs when an unauthenticated remote client sends concurrent Digest authentication requests while AuthDigestNcCheck is...

CVE-2026-100296

In Anjvision YSSD-RTMP-H5 firmware version 3.3.2.4, an empty-body POST to /setUserConfig, dispatched through the web server's SOAP-RPC handler, silently downgrades the administrator password to the default value and corrupts the in-memory authentication state until the device reloads. The handler...

CVE-2026-100296

In Anjvision YSSD-RTMP-H5 firmware version 3.3.2.4 , a vulnerability exists in the web server's SOAP-RPC handler . An attacker with any authenticated user privileges can send an empty-body POST request to /setUserConfig to trigger a silent downgrade of the administrator password to its default va...

CVE-2026-100296 Improper Check for Unusual or Exceptional Conditions in Anjvision YSSD-RTMP-H5

In Anjvision YSSD-RTMP-H5 firmware version 3.3.2.4, an empty-body POST to /setUserConfig, dispatched through the web server's SOAP-RPC handler, silently downgrades the administrator password to the default value and corrupts the in-memory authentication state until the device reloads. The handler...